10549823959 has 4 divisors (see below), whose sum is σ = 10555683520. Its totient is φ = 10543964400.

The previous prime is 10549823903. The next prime is 10549823971. The reversal of 10549823959 is 95932894501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95932894501 = 291491 ⋅329111.

It is a cyclic number.

It is not a de Polignac number, because 10549823959 - 2¹³ = 10549815767 is a prime.

It is a super-2 number, since 2×10549823959² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10549823159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2927079 + ... + 2930680.

It is an arithmetic number, because the mean of its divisors is an integer number (2638920880).

Almost surely, 2^10549823959 is an apocalyptic number.

10549823959 is a deficient number, since it is larger than the sum of its proper divisors (5859561).

10549823959 is an equidigital number, since it uses as much as digits as its factorization.

10549823959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5859560.

The product of its (nonzero) digits is 3499200, while the sum is 55.

The spelling of 10549823959 in words is "ten billion, five hundred forty-nine million, eight hundred twenty-three thousand, nine hundred fifty-nine".